EP3722105A4 - STEP-ADAPTED ROULETTE DEVICE - Google Patents

STEP-ADAPTED ROULETTE DEVICE Download PDF

Info

Publication number
EP3722105A4
EP3722105A4 EP18886128.0A EP18886128A EP3722105A4 EP 3722105 A4 EP3722105 A4 EP 3722105A4 EP 18886128 A EP18886128 A EP 18886128A EP 3722105 A4 EP3722105 A4 EP 3722105A4
Authority
EP
European Patent Office
Prior art keywords
roulette device
roulette
adapted roulette
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP18886128.0A
Other languages
German (de)
French (fr)
Other versions
EP3722105C0 (en
EP3722105A1 (en
EP3722105B1 (en
Inventor
Kota OJIMA
Tomoki Hada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yuei Co Ltd
Original Assignee
Yuei Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yuei Co Ltd filed Critical Yuei Co Ltd
Publication of EP3722105A1 publication Critical patent/EP3722105A1/en
Publication of EP3722105A4 publication Critical patent/EP3722105A4/en
Application granted granted Critical
Publication of EP3722105C0 publication Critical patent/EP3722105C0/en
Publication of EP3722105B1 publication Critical patent/EP3722105B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00—Castors in general ; Anti-clogging castors
    • B60B33/0036—Castors in general ; Anti-clogging castors characterised by type of wheels
    • B60B33/0042—Double or twin wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00—Castors in general ; Anti-clogging castors
    • B60B33/04—Castors in general ; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors
    • B60B33/06—Castors in general ; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted retractably
    • B60B33/066—Castors in general ; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted retractably by use of a hinge and lever mechanism to swing wheel upwards relative to wheel mount
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00—Castors in general ; Anti-clogging castors
    • B60B33/0002—Castors in general ; Anti-clogging castors assembling to the object, e.g. furniture
    • B60B33/0015—Castors in general ; Anti-clogging castors assembling to the object, e.g. furniture characterised by adaptations made to castor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B2900/00—Purpose of invention
    • B60B2900/50—Improvement of
    • B60B2900/551—Handling of obstacles or difficult terrains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00—Castors in general ; Anti-clogging castors
    • B60B33/04—Castors in general ; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors
    • B60B33/045—Castors in general ; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted resiliently, by means of dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00—Accessories or details specially adapted for hand carts
    • B62B5/02—Accessories or details specially adapted for hand carts providing for travelling up or down a flight of stairs
    • B62B5/023—Accessories or details specially adapted for hand carts providing for travelling up or down a flight of stairs using an upwards pushing device

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Handcart (AREA)
EP18886128.0A 2017-12-07 2018-06-20 Step adaptive caster device Active EP3722105B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017234796A JP6607909B2 (en) 2017-12-07 2017-12-07 Step caster device
PCT/JP2018/023482 WO2019111432A1 (en) 2017-12-07 2018-06-20 Step adaptive caster device

Publications (4)

Publication Number Publication Date
EP3722105A1 EP3722105A1 (en) 2020-10-14
EP3722105A4 true EP3722105A4 (en) 2021-11-10
EP3722105C0 EP3722105C0 (en) 2025-08-06
EP3722105B1 EP3722105B1 (en) 2025-08-06

Family

ID=66751005

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18886128.0A Active EP3722105B1 (en) 2017-12-07 2018-06-20 Step adaptive caster device

Country Status (4)

Country Link
US (1) US11155120B2 (en)
EP (1) EP3722105B1 (en)
JP (1) JP6607909B2 (en)
WO (1) WO2019111432A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11536039B2 (en) * 2017-12-08 2022-12-27 Seaway Painting, L.L.C. Tower apparatus
CZ2020330A3 (en) * 2020-06-10 2021-04-07 BORCAD Medical a.s. Mechanism of adjustable manipulating wheel and method of its positioning
JP7603980B2 (en) * 2021-04-06 2024-12-23 学校法人 東洋大学 Wheel device for mobile object
CN116767392B (en) * 2022-03-11 2026-03-13 美的集团(上海)有限公司 Chassis and Robot
JP7828638B2 (en) * 2022-03-28 2026-03-12 大森工業株式会社 wheel structure
WO2025029967A2 (en) * 2023-07-31 2025-02-06 Karsten Manufacturing Corporation Multi-wheel casters

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0556502U (en) * 1991-12-26 1993-07-27 俊 大塚 Caster
JPH111102A (en) * 1997-06-13 1999-01-06 Kunio Kumamoto Step difference running-over wheel
JP2006306246A (en) * 2005-04-28 2006-11-09 Zojirushi Baby Kk caster

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2123707A (en) * 1937-06-26 1938-07-12 Bloch Arthur Wheel device
DE3175653D1 (en) * 1980-11-10 1987-01-15 Wheel Dev Ltd Spring member
JP3528768B2 (en) * 2000-07-31 2004-05-24 有限会社 福富ヘルスサイエンスアンドサービス Front wheel aids for wheelchairs
US6454065B1 (en) * 2001-07-06 2002-09-24 Chieh-Chiung Chen Wheel rack improvement of a trolley suitcase
JP2004042685A (en) * 2002-07-08 2004-02-12 Youth Engineering Co Ltd Caster
AT412777B (en) * 2003-03-04 2005-07-25 Bierma Jochum STAIRCASE HAND TROLLEY
US20060267295A1 (en) * 2004-03-09 2006-11-30 Gensou You Supporting structure for wheel
JP2006131198A (en) * 2004-10-04 2006-05-25 Kazuyoshi Kazaoka Wheel structure, and vehicle having the same
CH698063B1 (en) * 2005-03-31 2009-05-15 Degonda Rehab Sa Steering unit and wheelchair with at least one steering wheel unit.
JP4670773B2 (en) * 2006-08-30 2011-04-13 トヨタ自動車株式会社 Parallel motorcycle
US8650710B1 (en) * 2012-12-15 2014-02-18 Herbert A. Waggener Caster wheel lift and brake assembly
JP6174621B2 (en) * 2015-04-15 2017-08-02 株式会社ユーエイキャスター Caster device for level difference

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0556502U (en) * 1991-12-26 1993-07-27 俊 大塚 Caster
JPH111102A (en) * 1997-06-13 1999-01-06 Kunio Kumamoto Step difference running-over wheel
JP2006306246A (en) * 2005-04-28 2006-11-09 Zojirushi Baby Kk caster

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019111432A1 *

Also Published As

Publication number Publication date
JP6607909B2 (en) 2019-11-20
WO2019111432A1 (en) 2019-06-13
EP3722105C0 (en) 2025-08-06
US20210213778A1 (en) 2021-07-15
EP3722105A1 (en) 2020-10-14
JP2019099066A (en) 2019-06-24
US11155120B2 (en) 2021-10-26
EP3722105B1 (en) 2025-08-06

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